JPH0435142U - - Google Patents
Info
- Publication number
- JPH0435142U JPH0435142U JP7770390U JP7770390U JPH0435142U JP H0435142 U JPH0435142 U JP H0435142U JP 7770390 U JP7770390 U JP 7770390U JP 7770390 U JP7770390 U JP 7770390U JP H0435142 U JPH0435142 U JP H0435142U
- Authority
- JP
- Japan
- Prior art keywords
- image forming
- forming apparatus
- photoreceptor
- transfer
- charger
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 108091008695 photoreceptors Proteins 0.000 claims description 5
- 238000000034 method Methods 0.000 claims 1
- 210000000078 claw Anatomy 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Electrostatic Charge, Transfer And Separation In Electrography (AREA)
- Exposure Or Original Feeding In Electrophotography (AREA)
- Electrophotography Configuration And Component (AREA)
Description
第１図は本考案の実施例の画像形成装置の感光
体及び転写紙搬送路近傍の構成を示す断面図、第
２図は従来の下搬送方式の画像形成装置の一例の
構成を示す断面図、第３図は従来の上搬送方式の
画像形成装置の一例の構成を示す断面図である。
１……給紙装置、３……レジストローラ対、４
……感光体、６……書込光学系、７……現像装置
、９……定着装置、１３……クリーニング装置、
１９，２０……転写・帯電切換可能なチヤージヤ
、２２，２２′……搬送路選択爪、Ｌ１，Ｌ２…
…露光位置。
FIG. 1 is a sectional view showing the structure of the image forming apparatus according to an embodiment of the present invention near the photoreceptor and transfer paper conveyance path, and FIG. 2 is a sectional view showing the structure of an example of a conventional bottom conveyance type image forming apparatus. , FIG. 3 is a sectional view showing the structure of an example of a conventional top conveyance type image forming apparatus. 1... Paper feeding device, 3... Registration roller pair, 4
...Photoreceptor, 6...Writing optical system, 7...Developing device, 9...Fixing device, 13...Cleaning device,
19, 20... Charger capable of switching transfer/charging, 22, 22'... Conveyance path selection claw, L 1 , L 2 ...
...Exposure position.
Claims (1)
２個所に転写位置を設けたことを特徴とする電子
写真プロセスを用いた画像形成装置。 (2) 請求項１に記載の画像形成装置において、
感光体を正逆回転可能とし、帯電チヤージヤと転
写チヤージヤを夫々機能を逆転することができる
ようにし、露光位置を現像装置の前後に切換可能
とするとともに、上記２つの転写位置の選択に応
じて感光体の回転方向及び転写チヤージヤ、帯電
チヤージヤの機能及び露光位置を選択するように
したことを特徴とする画像形成装置。[Claims for Utility Model Registration] (1) An image forming apparatus using an electrophotographic process, characterized in that two transfer positions are provided on one photoreceptor, one above and one below. (2) In the image forming apparatus according to claim 1,
The photoreceptor can be rotated in forward and reverse directions, the functions of the charging charger and the transfer charger can be reversed, and the exposure position can be switched between the front and back of the developing device, and depending on the selection of the two transfer positions, An image forming apparatus characterized in that the rotation direction of a photoreceptor, the functions of a transfer charger and a charging charger, and an exposure position can be selected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7770390U JPH0435142U (en) | 1990-07-20 | 1990-07-20 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP7770390U JPH0435142U (en) | 1990-07-20 | 1990-07-20 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0435142U true JPH0435142U (en) | 1992-03-24 |
Family
ID=31620335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP7770390U Pending JPH0435142U (en) | 1990-07-20 | 1990-07-20 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0435142U (en) |
-
1990
- 1990-07-20 JP JP7770390U patent/JPH0435142U/ja active Pending